Input an Area Code (required) followed by the Prefix, or Exchange (optional):
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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
214-428TXSOUTHWESTERN BELL9533DALLASDLLSTXHARPA00/00/0000Prefix Type: RBOC
Switch Name: DALLAS HAMILTON
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
Thousands block for 214-428
214-428-0TXSOUTHWESTERN BELL9533DALLASDLLSTXHARPAN/APrefix Type: RBOC
Switch Name: DALLAS HAMILTON
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
214-428-1TXSOUTHWESTERN BELL9533DALLASDLLSTXHARPAN/APrefix Type: RBOC
Switch Name: DALLAS HAMILTON
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
214-428-2TXSOUTHWESTERN BELL9533DALLASDLLSTXHARPAN/APrefix Type: RBOC
Switch Name: DALLAS HAMILTON
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
214-428-3TXMETROPCS, INC. (T-Mobile US, Inc)5562DALLASDLLTTX01HMD12/27/2018Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
214-428-4TXSOUTHWESTERN BELL9533DALLASDLLSTXHARPAN/APrefix Type: RBOC
Switch Name: DALLAS HAMILTON
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
214-428-5TXMETROPCS, INC. (T-Mobile US, Inc)5562DALLASDLLTTX01HMD01/09/2018Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
214-428-6TXONVOY, LLC - TX (Inteliquent)903CDALLASNOCLLIKNOWN02/04/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
214-428-7TXSOUTHWESTERN BELL9533DALLASDLLSTXHARPAN/APrefix Type: RBOC
Switch Name: DALLAS HAMILTON
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
214-428-8TXSOUTHWESTERN BELL9533DALLASDLLSTXHARPAN/APrefix Type: RBOC
Switch Name: DALLAS HAMILTON
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
214-428-9TXMETROPCS, INC. (T-Mobile US, Inc)5562DALLASDLLTTX01HMD12/27/2018Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: Dallas TX (552)
Tandem: N/A
Detailed Switch Info
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